The strace output while running is nothing more than
Process 6928 attached - interrupt to quit brk(0x1213000) = 0x1213000 brk(0x1234000) = 0x1234000 [...] Process 6928 detached
The strace output while running is nothing more than
Process 6928 attached - interrupt to quit
brk(0x1213000) = 0x1213000
brk(0x1234000) = 0x1234000
[...]
Process 6928 detached